Decommissioning; Breakdowns & Recommissioning - BWT AQA perla Installation And Operating Manual

The AQUA-Watch AQUA-Watch function monitors the domestic AQUA-Watch AQUA-Watch AQUA-Watch
water supply for persistent minor (<60l/h)
percolations (persistent minor percolations are a
sign of a problem in the distribution network).
In the event of an error the control unit will issue a
warning. In the event of an error or power failure the
contact will be opened (max. pin assignment 24
VDC; 0.5 A).
Filter: Filter: Reminder to check a protective filter Filter:
Filter: Filter:
connected in series (change backwash/filter
element).
Screen saver: Switch on / Switch off Screen saver: Screen saver: Screen saver: Screen saver:
Breakdowns Breakdowns Breakdowns
Breakdowns Breakdowns
& recommissioning & recommissioning & recommissioning
& recommissioning & recommissioning
To avoid stagnation phases when the water-softening unit is not in use the hygienic rinse function may
be used, in which after a set time has elapsed the unit automatically performs a hygienic rinse with
freshwater without water throughput.
In the event of foreseeable stagnation In the event of foreseeable stagnation In the event of foreseeable stagnation In the event of foreseeable stagnation In the event of foreseeable stagnation
phases the following precautions should be phases the following precautions should be phases the following precautions should be phases the following precautions should be phases the following precautions should be
taken: taken: taken:
taken: taken:
Less than 3 days Less than 3 days
Less than 3 days Less than 3 days Less than 3 days
None
3 to 30 days 3 to 30 days 3 to 30 days 3 to 30 days 3 to 30 days
Close main isolation valve.
Disconnect soft water unit from mains (close
Multiblock).
1 to 6 months 1 to 6 months 1 to 6 months
1 to 6 months 1 to 6 months
Close main isolation valve.
Disconnect soft water unit from mains (close
Multiblock) and decommission.
Longer than 6 months Longer than 6 months Longer than 6 months
Longer than 6 months Longer than 6 months
Disconnect domestic water installation from
public drinking water network.
Disconnect soft water unit from mains (close
Multiblock) and decommission.

Decommissioning

Decommissioning
Decommissioning Decommissioning Decommissioning
Close Multiblock. Close Multiblock. The drinking water network is Close Multiblock.
Close Multiblock. Close Multiblock.
supplied with untreated water via the bypass in
the Multiblock.
manual operation manual operation
Press manual operation manual operation manual operation key
Press right-hand key right-hand key right-hand key right-hand key right-hand key
Press Execute commissioning rinse Press Execute commissioning rinse Press Execute commissioning rinse
Press Execute commissioning rinse Press Execute commissioning rinse
Press left-hand key eft-hand key eft-hand key for Commissioning, Rinse eft-hand key
eft-hand key
A rinse is carried out until the water has been
rinsed out to relieve the pressure.
Wait about 5 minutes until th Wait about 5 minutes until th Wait about 5 minutes until th Wait about 5 minutes until th Wait about 5 minutes until the Operating mode
display appears.
Pull out the mains plug. Pull out the mains plug. Pull out the mains plug. Pull out the mains plug. Pull out the mains plug.
BWT recommendation concerning BWT recommendation concerning
BWT recommendation concerning BWT recommendation concerning BWT recommendation concerning
recommissioning after stagnation phases: recommissioning after stagnation phases: recommissioning after stagnation phases:
recommissioning after stagnation phases: recommissioning after stagnation phases:
Commissioning rinse of the soft water unit.
Then open all tapping points to wash out the
installation.
Open main isolation valve and Multiblock.
Regenerate both exchanger resin columns.
Then open all tapping points to rinse out the
installation.
Open main isolation valve and Multiblock.
Have BWT Customer Service perform a
regeneration of both exchanger resin columns
using Dioxal disinfectant.
Then open all tapping points to rinse out the
installation.
Restore connection to the public drinking water
network.
Have BWT Customer Service perform a
regeneration of both exchanger resin columns
using Dioxal disinfectant.
GB GB GB GB GB
2 3 2 3 2 3 2 3 2 3
2 3 2 3 2 3
2 3 2 3